Problems from The 2020 ICPC Vietnam National Contest

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Astrological Sign 1752 776 44% 0.00 713 639 90% 1.9
Battle of Hogwarts 674 161 24% 0.06 147 117 80% 6.1
Cable Car 311 58 19% 0.00 88 50 57% 8.1
Dividing Kingdom 329 78 24% 0.29 78 59 76% 6.6
Easy Arithmetic 215 64 30% 0.08 63 49 78% 6.6
Fluffy Cat 133 22 17% 0.01 29 15 52% 7.3
Greatest Pair 626 94 15% 0.66 77 55 71% 7.4
Highway to Mount Fansipan 667 211 32% 0.01 132 117 89% 3.5
Infinite 2D Array 551 194 35% 0.05 133 113 85% 5.2
Just Enough Water 439 163 37% 0.00 126 112 89% 4.3
Kingdom of Cats 614 184 30% 0.00 146 120 82% 4.4
Looping Around 236 50 21% 0.47 55 38 69% 7.0
Malfunctioning Robot 1070 333 31% 0.00 286 231 81% 2.7